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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "rtc_base/synchronization/rw_lock_posix.h"
#include <stddef.h>
namespace webrtc {
RWLockPosix::RWLockPosix() : lock_() {}
RWLockPosix::~RWLockPosix() {
pthread_rwlock_destroy(&lock_);
}
RWLockPosix* RWLockPosix::Create() {
RWLockPosix* ret_val = new RWLockPosix();
if (!ret_val->Init()) {
delete ret_val;
return NULL;
}
return ret_val;
}
bool RWLockPosix::Init() {
return pthread_rwlock_init(&lock_, 0) == 0;
}
void RWLockPosix::AcquireLockExclusive() {
pthread_rwlock_wrlock(&lock_);
}
void RWLockPosix::ReleaseLockExclusive() {
pthread_rwlock_unlock(&lock_);
}
void RWLockPosix::AcquireLockShared() {
pthread_rwlock_rdlock(&lock_);
}
void RWLockPosix::ReleaseLockShared() {
pthread_rwlock_unlock(&lock_);
}
} // namespace webrtc
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